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* Built-in intelligent core and operating system;
* The system can be equipped with plug-in PC modules as an option;
* Touch Technology:
(1) Anti-light interference (can be used normally even under direct sunlight);
(2) The touch algorithm is highly optimized, the response speed is fast, and the writing and presentation are smooth;
* Integrated display, touch control and intelligent core
(1) High-definition image processing engine;
(2) Smart display chip, smart Android operating system;
(3) Any channel can be used to write annotations;
* In standby mode, HDMI channel signal input intelligent wake-up
* Supports wireless screen transmission function;
* Supports WIFI 6, Bluetooth 5.0;
* HDMI supports 4K 60Hz;
* With channel memory function, the machine will enter the home page by default when powered on, and has the function of customizing channel naming;
* Android 11, 4K UI display, 4K whiteboard;
* Front USB port with channel switching, TYPE-C port;
* Support intelligent light sensing to adjust backlight
		
	
		
	
Display parameters
1. Size : 110 inches
2. Response time : 8 ms
3. Aspect Ratio : 16:9
4. Maximum display size : 2436.48 (H) × 1370.52 (V) mm
5. Resolution : 3840 (H) × 2160 (V)
6. Pixel pitch : 0.2115×0.6345 mm
7. Refresh rate : 120Hz
8. Color : 1.07B (10bit)
9. Color gamut NTSC (Typ) : 85%
10. Contrast ratio : (Typ, different OC contrast ratios vary, the actual contrast ratio shall prevail) 1200:1
11. Viewing Angle : 178°(H/V)
12. Backlight type : DLED
13. Screen brightness (Typ,) : ≥450cd/m2
14. Lifespan : ≥50,000 hours
		
	
		
	
| Channel | twenty one | 
| Power | 2x15W+1x20W | 
| Touch writing system | The recognition principle is infrared recognition ; supported systems: Windows 10/Windows 8/Windows 7/Windows XP/Android/Linux/Mac OS X/Chrome | 
| Touch points | 20-point touch | 
| Minimum identifiable object | 3mm | 
| Input method | Finger, stylus, or other opaque objects | 
| Response time | <15 ms | 
| Touch accuracy | ±1mm (more than 90% of the touch area) | 
| Writing height | TYP 3.5mm | 
| Communication | Full-Speed USB | 
| Writing screen surface hardness | 7H | 
| Output coordinates | 32767 (W) ×32767 (D) | 
| Built-in system version | Android 11 | 
| CPU | Quad-Core A73*4+A53*4 Main frequency 2.2GHZ | 
| GPU | Mali G52MP8 | 
| RAM | 8GB | 
| ROM | 128GB | 
| Wi-Fi | Version IEEE 802.11 ac/b/g/n/a/ax | 
| Operating frequency | 2.4GHz/5GHz | 
| Working distance | 12 meters | 
| Rear side ports | TOUCH OUT 3.0 1 ; HDMI IN * 2 ; HDMI OUT * 1 ; TYPE C * 1 (full function) ; RJ45 OUT * 1 ; RJ45 IN * 1 ; USB 3.0 * 2 | 
| Rear lower port | LINE_OUT & HEADPHONE_OUT * 1 ; VGA IN * 1 ; AUDIO IN * 1 ; DP IN * 1 ; USB 2.0 * 1 ; TOUCH OUT 3.0 * 1 ; RS232 * 1 ; COAX OUT * 1 | 
| Front port | USB * 2 ; HDMI * 1 ; TOUCH * 1 ; TYPE-C * 1 | 
| Optional | NFC * 1 | 
| Power input | 100-240V~50/60Hz | 
| Maximum power consumption of the whole machine | 750W | 
| Standby power consumption | ≤1W | 
| PC system (optional) | PC Type Plug-in Intel Core Series Modular Computer | 
| Configuring I5/I7/I9 (optional) | PC interface 80pin OPS-C standard | 
| Overall dimensions (length x width x thickness) | 2499.4×1500.7×170.8mm | 
| External dimensions of packaging (length x thickness x height) with bracket | 2670 x330×1880mm (error ±10mm) | 
| Thickness of the whole machine + wall mount (the wall mount may be different, this size is different, the specific size is subject to the actual situation) | 173mm (error ±3mm) | 
| VESA hole specifications (length x width) | 1000×800mm | 
| Wall-mounted screw specifications | M8×25mm | 
| Net weight | 122±3KG | 
| Gross weight (excluding OPS) | 174±3KG | 
| Operating temperature | 0℃~40℃ | 
| Operating humidity | ≤ 80%RH | 
| Storage temperature | -10℃~60℃ | 
| Storage humidity | 10%~80%RH | 
| Altitude | Below 5000 meters |